文森的学术之路

CUDA官方文档的原文是： __syncthreads()is allowed in conditional code but only if the conditional evaluates identically across the entire thread block, otherwise the code execution is likely to hang or produce

CUDA官方的文档[1]里原文是： If threads of a warp diverge via a data-dependent conditional branch, the warp serially executes each branch path taken, disabling threads that are not on that path, and when all pa